Home / 6,925.32-9,556.99-3,781.58

Finding the Fourth Proportional to 6,925.32, 9,556.99 and 3,781.58

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Solution

The fourth proportional to 6,925.32, 9,556.99 and 3,781.58 is: 5,218.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,925.32 : 9,556.99 = 3,781.58 : x
  2. Step 2: Convert to fraction form
    6,925.32/9,556.99 = 3,781.58/x
  3. Step 3: Cross multiply
    6,925.32x = 9,556.99 × 3,781.58
  4. Step 4: Simplify right side
    6,925.32x = 36,140,522.24
  5. Step 5: Solve for x
    x = 36,140,522.24/6,925.32
  6. Step 6: Final answer
    x = 5,218.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.